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path: root/drivers/hwmon
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2023-06-10hwmon: (tmp102) Use maple tree register cacheMark Brown
The tmp102 is only capable of performing single register read and write operations which means it gains no advantage from using a rbtree register cache, convert it to using the more modern maple tree register cache instead. This should be more efficient. Signed-off-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r/20230609-hwmon-maple-v1-3-8edacce86b28@kernel.org Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-10hwmon: (lm95245) Use maple tree register cacheMark Brown
The lm95245 is only capable of performing single register read and write operations which means it gains no advantage from using a rbtree register cache, convert it to using the more modern maple tree register cache instead. This should be more efficient. Signed-off-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r/20230609-hwmon-maple-v1-2-8edacce86b28@kernel.org Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-10hwmon: (lm75) Use maple tree register cacheMark Brown
The lm75 is only capable of performing single register read and write operations which means it gains no advantage from using a rbtree register cache, convert it to using the more modern maple tree register cache instead. This should be more efficient. Signed-off-by: Mark Brown <broonie@kernel.org> Link: https://lore.kernel.org/r/20230609-hwmon-maple-v1-1-8edacce86b28@kernel.org Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (it87) Generalise support for FAN_CTL ON/OFFFrank Crawford
Support for FAN_CTL ON/OFF is currently disabled only for IT8603E but there are severl chips that don't support the configuration bits to turn off fan control entirely. Generalise this support for any chip. Add feature flag FEAT_FANCTL_ONOFF for chips that support configuration bits for management of fan control off and assign all chips that support the configuration. Signed-off-by: Frank Crawford <frank@crawford.emu.id.au> Link: https://lore.kernel.org/r/20230527094756.3464256-1-frank@crawford.emu.id.au Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (pmbus/adm1266) Drop unnecessary error check for debugfs_create_dirOsama Muhammad
This patch removes the error checking for debugfs_create_dir in adm1266.c. This is because the debugfs_create_dir() does not return NULL but an ERR_PTR after an error. The DebugFS kernel API is developed in a way that the caller can safely ignore the errors that occur during the creation of DebugFS nodes.The debugfs Api handles it gracefully. The check is unnecessary. Link to the comment above debugfs_create_dir: https://elixir.bootlin.com/linux/latest/source/fs/debugfs/inode.c#L565 Signed-off-by: Osama Muhammad <osmtendev@gmail.com> Link: https://lore.kernel.org/r/20230526163938.9903-1-osmtendev@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (pmbus/ucd9000) Drop unnecessary error check for debugfs_create_dirOsama Muhammad
This patch removes the error checking for debugfs_create_dir in ucd9000.c. This is because the debugfs_create_dir() does not return NULL but an ERR_PTR after an error. The DebugFS kernel API is developed in a way that the caller can safely ignore the errors that occur during the creation of DebugFS nodes.The debugfs Api handles it gracefully. The check is unnecessary. Link to the comment above debugfs_create_dir: https://elixir.bootlin.com/linux/latest/source/fs/debugfs/inode.c#L565 Signed-off-by: Osama Muhammad <osmtendev@gmail.com> Link: https://lore.kernel.org/r/20230526154906.6370-1-osmtendev@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (hp-wmi-sensors) fix debugfs checkArnd Bergmann
Checking for Kconfig symbols with #if is wrong: drivers/hwmon/hp-wmi-sensors.c:1141:5: error: "CONFIG_DEBUG_FS" is not defined, evaluates to 0 [-Werror=undef] This could be an #ifdef, but an IS_ENABLED() check is even better to give the best compile coverage. Fixes: 23902f98f8d4 ("hwmon: add HP WMI Sensors driver") Signed-off-by: Arnd Bergmann <arnd@arndb.de> Acked-by: James Seo <james@equiv.tech> Link: https://lore.kernel.org/r/20230601213216.3220550-1-arnd@kernel.org Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: add HP WMI Sensors driverJames Seo
Hewlett-Packard (and some HP Compaq) business-class computers report hardware monitoring information via WMI. This driver exposes that information to hwmon. Initial support is provided for temperature, fan speed, and intrusion sensor types. Provisional support is provided for voltage and current sensor types. HP's WMI implementation permits many other types of numeric sensors. Therefore, a debugfs interface is also provided to enumerate and inspect all numeric sensors visible on the WMI side. This should facilitate adding support for other sensor types in the future. Tested on a HP Z420, a HP EliteOne 800 G1, and a HP Compaq Elite 8300 SFF. Note that provisionally supported sensor types are untested and seem to be rare-to-nonexistent in the wild, having been encountered neither on test systems nor in ACPI dumps from the Linux Hardware Database. They are included because their popularity in general makes their presence on past or future HP systems plausible and because no doubt exists as to how the sensors themselves would be represented in WMI (alarm attributes will need to wait for hardware to be located). A 2005 HP whitepaper gives the relevant sensor object MOF definition and sensor value scaling calculation, and both this driver and the official HP Performance Advisor utility comply with them (confirmed in the latter case by reverse engineering). Link: https://h20331.www2.hp.com/hpsub/downloads/cmi_whitepaper.pdf Signed-off-by: James Seo <james@equiv.tech> Link: https://lore.kernel.org/r/20230522115645.509701-1-james@equiv.tech [groeck: Set error return value for intrusion writes to -EINVAL. Always accept writes of 0 even if there was no intrusion. ] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (oxp-sensors) Stop passing device structureJoaquín Ignacio Aramendía
We don't need to pass device structure to write_to_ec() so we remove that from the function declaration. The same is valid for pwm_enable() and pwm_disable() as we were passing the pointer to hand it off to write_to_ec(). Signed-off-by: Joaquín Ignacio Aramendía <samsagax@gmail.com> Link: https://lore.kernel.org/r/20230525142652.41981-1-samsagax@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: Add MAX31827 driverDaniel Matyas
MAX31827 is a low-power temperature switch with I2C interface. The device is a ±1°C accuracy from -40°C to +125°C (12 bits) local temperature switch and sensor with I2C/SM- Bus interface. The combination of small 6-bump wafer-lev- el package (WLP) and high accuracy makes this temper- ature sensor/switch ideal for a wide range of applications. Signed-off-by: Daniel Matyas <daniel.matyas@analog.com> Link: https://lore.kernel.org/r/20230524160131.14081-2-daniel.matyas@analog.com [groeck: Improved define alignment, return -EINVAL after bad user input, fixed up compatible statement] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (aht10) Add support for compatible aht20Kirill Yatsenko
Add support for compatible AHT20 temperature/humidity sensor. The only difference between the two is that AHT20 has additional crc8 byte. It seems like AHT15 is also supported by the driver but it wasn't verified and tested yet. Tested on Beaglebone black rev C. Signed-off-by: Kirill Yatsenko <kiriyatsenko@gmail.com> Link: https://lore.kernel.org/r/20230524201912.815993-1-kiriyatsenko@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (oxp-sensors) Add new DMI match for OXP MiniJoaquín Ignacio Aramendía
A newer BIOS version for the OneXPlayer Mini AMD modified vendor and board name strings. Add those to the match table and set the same board model as older OXP Mini AMD. Signed-off-by: Joaquín Ignacio Aramendía <samsagax@gmail.com> Link: https://lore.kernel.org/r/20230517183540.187383-1-samsagax@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (aquacomputer_d5next) Add support for Aquacomputer LeakshieldAleksa Savic
Extend aquacomputer_d5next driver to expose various hardware sensors of the Aquacomputer Leakshield leak prevention system, which communicates through a proprietary USB HID protocol. Implemented by Noah Bergbauer [1]. Two temperature sensors are exposed, along with pressure (current, min, max and target), reservoir volume (total and filled), pump speed and flow. Pump speed and flow values are user provided and allow the Leakshield to optimize its operation. Writing them to the device is subject of future patches. [1] https://github.com/aleksamagicka/aquacomputer_d5next-hwmon/pull/41 Originally-from: Noah Bergbauer <main@ehvag.de> Signed-off-by: Aleksa Savic <savicaleksa83@gmail.com> Link: https://lore.kernel.org/r/20230520095447.509287-3-savicaleksa83@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (aquacomputer_d5next) Rename AQC_TEMP_SENSOR_DISCONNECTEDAleksa Savic
Rename the macro in question to AQC_SENSOR_NA because more than just temperature sensors use this value to indicate that they don't have a reading. Implemented by Noah Bergbauer [1]. [1] https://github.com/aleksamagicka/aquacomputer_d5next-hwmon/pull/41 Originally-from: Noah Bergbauer <main@ehvag.de> Signed-off-by: Aleksa Savic <savicaleksa83@gmail.com> Link: https://lore.kernel.org/r/20230520095447.509287-2-savicaleksa83@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (aht10) Refactor aht10_read_values functionKirill Yatsenko
Exit from the function immediately if the poll time hasn't yet expired. Therefore the code after the check can be moved one tab to the left which improves readability. Signed-off-by: Kirill Yatsenko <kiriyatsenko@gmail.com> Link: https://lore.kernel.org/r/20230511202633.299174-2-kiriyatsenko@gmail.com [groeck: Dropped else after return] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (aht10) Fix typos in commentsKirill Yatsenko
Fix typos in the description of the return value section of the functions. The word 'succesfull' is incorrect, it should be 'successful'. Signed-off-by: Kirill Yatsenko <kiriyatsenko@gmail.com> Link: https://lore.kernel.org/r/20230511202633.299174-1-kiriyatsenko@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (core) Finish renaming groups parameter in API to extra_groupsJames Seo
Commit 848ba0a2f20d ("hwmon: (core) Rename groups parameter in API to extra_groups") renames the 'groups' parameter of devm_hwmon_device_register_with_info() to 'extra_groups' in hwmon-kernel-api.txt (later .rst) and hwmon.h, but this change was not propagated to the function code itself in hwmon.c. Finish the job. Note that hwmon_device_register_with_info() has the same parameter, and the name of that parameter was changed in all three files. Harmonizing the name between these related functions also removes a potential source of confusion. Signed-off-by: James Seo <james@equiv.tech> Link: https://lore.kernel.org/r/20230507151051.1861929-1-james@equiv.tech [groeck: Fixed up SHA reference in description] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (core) Add missing beep-related standard attributesJames Seo
beep_enable, inX_beep, currX_beep, fanX_beep, and tempX_beep are standard attributes mentioned in the sysfs interface specification but not implemented in the hwmon core. Since these are not deprecated, implement them. Adding beep_mask is not necessary, as it is deprecated and the drivers already using it are manually defining it. Signed-off-by: James Seo <james@equiv.tech> Link: https://lore.kernel.org/r/20230507152216.1862653-1-james@equiv.tech Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (nct6683) Add another customer ID for NCT6687D sensor chip on some ↵Gopal Prasad
MSI boards. This value was found on a MSI Z690-A PRO DDR5 with NCT6687D. Signed-off-by: Gopal Prasad <llyyr.public@gmail.com> Link: https://lore.kernel.org/r/20230517042025.16942-1-llyyr.public@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: Switch i2c drivers back to use .probe()Uwe Kleine-König
After commit b8a1a4cd5a98 ("i2c: Provide a temporary .probe_new() call-back type"), all drivers being converted to .probe_new() and then 03c835f498b5 ("i2c: Switch .probe() to not take an id parameter") convert back to (the new) .probe() to be able to eventually drop .probe_new() from struct i2c_driver. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Link: https://lore.kernel.org/r/20230505131718.1210071-1-u.kleine-koenig@pengutronix.de [groeck: Added missing change in pmbus/acbel-fsg032.c] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (it87) Allow for chips with only 4 temp sensorsFrank Crawford
Some chips are known to only have 4 temperature sensors and there is no requirement to test for more. Currently only the IT8622E fits this category. Signed-off-by: Frank Crawford <frank@crawford.emu.id.au> Link: https://lore.kernel.org/r/20230430045032.1723288-1-frank@crawford.emu.id.au Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (adt7475) Convert to use device_property APIsChris Packham
Instead of of_property_read_*() use the equivalent device_property_read_*() API. This will allow these properties to be used on DT unaware platforms. For DT aware platforms this will be a noop. Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz> Link: https://lore.kernel.org/r/20230418233656.869055-3-chris.packham@alliedtelesis.co.nz Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (it87) Update IT8732F chip for 4 fans and PWMsFrank Crawford
Add support for 4 fans and 4 PWMs to chipset IT8732F. Signed-off-by: Frank Crawford <frank@crawford.emu.id.au> Link: https://lore.kernel.org/r/20230429115205.1547251-4-frank@crawford.emu.id.au Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (it87) Add controls for chips with only 4 PWMsFrank Crawford
Add feature and support for chips with only 4 PWMs. Signed-off-by: Frank Crawford <frank@crawford.emu.id.au> Link: https://lore.kernel.org/r/20230429115205.1547251-3-frank@crawford.emu.id.au Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (it87) Add controls for chips with only 4 fansFrank Crawford
Add feature and support for chips with only 4 fans. Reorder macro definitions to bring all fan definitions together. Signed-off-by: Frank Crawford <frank@crawford.emu.id.au> Link: https://lore.kernel.org/r/20230429115205.1547251-2-frank@crawford.emu.id.au Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (oxp-sensors) Use less convoluted enum castJoaquín Ignacio Aramendía
Change .driver_data = (void *) &(enum type) {enum_literal}; to more readable form: .driver_data = (void *) enum_literal; and corresponding cast usage as board type flag. Signed-off-by: Joaquín Ignacio Aramendía <samsagax@gmail.com> Link: https://lore.kernel.org/r/20230429142547.328125-1-samsagax@gmail.com [groeck: Use double cast for assignment from driver_data to fix clang build warning] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (asus-ec-sensors) add ROG Crosshair X670E Hero.Michael Carns
Only the temp sensors that I can verify are present. HWINFO in Windows shows other accumulated data and statistics (time since installed, total power used, etc) that I have not attempted to find. Signed-off-by: Michael Carns <mike@carns.com> Signed-off-by: Eugene Shalygin <eugene.shalygin@gmail.com> Link: https://lore.kernel.org/r/20230426200345.65765-1-eugene.shalygin@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (oxp-sensors) Add AYANEO 2 and Geek modelsJoaquín Ignacio Aramendía
Add support for handhelds with same EC registers - AYANEO 2 - AYANEO GEEK All functionality tests succeed on AYANEO 2 by "pastaq" user on Discord and AYANEO GEEK tested by "oneoc" Discord user. Signed-off-by: Joaquín Ignacio Aramendía <samsagax@gmail.com> Link: https://lore.kernel.org/r/20230426184420.99945-1-samsagax@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (pmbus/adm1275) Fix problems with temperature monitoring on ADM1272Guenter Roeck
The PMON_CONFIG register on ADM1272 is a 16 bit register. Writing a 8 bit value into it clears the upper 8 bits of the register, resulting in unexpected side effects. Fix by writing the 16 bit register value. Also, it has been reported that temperature readings are sometimes widely inaccurate, to the point where readings may result in device shutdown due to errant overtemperature faults. Improve by enabling temperature sampling. While at it, move the common code for ADM1272 and ADM1278 into a separate function, and clarify in the error message that an attempt was made to enable both VOUT and temperature monitoring. Last but not least, return the error code reported by the underlying I2C controller and not -ENODEV if updating the PMON_CONFIG register fails. After all, this does not indicate that the chip is not present, but an error in the communication with the chip. Fixes: 4ff0ce227a1e ("hwmon: (pmbus/adm1275) Add support for ADM1272") Fixes: 9da9c2dc57b2 ("hwmon: (adm1275) enable adm1272 temperature reporting") Signed-off-by: Guenter Roeck <linux@roeck-us.net> Link: https://lore.kernel.org/r/20230602213447.3557346-1-linux@roeck-us.net Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-06-08hwmon: (gsc-hwmon) fix fan pwm temperature scalingTim Harvey
The GSC fan pwm temperature register is in centidegrees celcius but the Linux hwmon convention is to use milidegrees celcius. Fix the scaling. Fixes: 3bce5377ef66 ("hwmon: Add Gateworks System Controller support") Signed-off-by: Tim Harvey <tharvey@gateworks.com> Link: https://lore.kernel.org/r/20230606153004.1448086-1-tharvey@gateworks.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-05-30hwmon: pmbus: Use devm_krealloc_arrayJames Clark
Now that it exists, use it instead of doing the multiplication manually. Acked-by: Guenter Roeck <linux@roeck-us.net> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Signed-off-by: James Clark <james.clark@arm.com> Link: https://lore.kernel.org/r/20230509094942.396150-3-james.clark@arm.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-05-26ARM: pxa: fix missing-prototypes warningsArnd Bergmann
The PXA platform has a number of configurations that end up with a warning like these when building with W=1: drivers/hwmon/max1111.c:83:5: error: no previous prototype for 'max1111_read_channel' [-Werror=missing-prototypes] arch/arm/mach-pxa/reset.c:86:6: error: no previous prototype for 'pxa_restart' [-Werror=missing-prototypes] arch/arm/mach-pxa/mfp-pxa2xx.c:254:5: error: no previous prototype for 'keypad_set_wake' [-Werror=missing-prototypes] drivers/clk/pxa/clk-pxa25x.c:70:14: error: no previous prototype for 'pxa25x_get_clk_frequency_khz' [-Werror=missing-prototypes] drivers/clk/pxa/clk-pxa25x.c:325:12: error: no previous prototype for 'pxa25x_clocks_init' [-Werror=missing-prototypes] drivers/clk/pxa/clk-pxa27x.c:74:14: error: no previous prototype for 'pxa27x_get_clk_frequency_khz' [-Werror=missing-prototypes] drivers/clk/pxa/clk-pxa27x.c:102:6: error: no previous prototype for 'pxa27x_is_ppll_disabled' [-Werror=missing-prototypes] drivers/clk/pxa/clk-pxa27x.c:470:12: error: no previous prototype for 'pxa27x_clocks_init' [-Werror=missing-prototypes] arch/arm/mach-pxa/pxa27x.c:44:6: error: no previous prototype for 'pxa27x_clear_otgph' [-Werror=missing-prototypes] arch/arm/mach-pxa/pxa27x.c:58:6: error: no previous prototype for 'pxa27x_configure_ac97reset' [-Werror=missing-prototypes] arch/arm/mach-pxa/spitz_pm.c:170:15: error: no previous prototype for 'spitzpm_read_devdata' [-Werror=missing-prototypes] The problem is that there is a declaration for each of these, but it's only seen by the caller and not the callee. Moving these into appropriate header files ensures that both use the same calling conventions and it avoids the warnings. Acked-by: Stephen Boyd <sboyd@kernel.org> Link: https://lore.kernel.org/r/20230516153109.514251-11-arnd@kernel.org Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2023-05-19hwmon: (f71882fg) prevent possible division by zeroNikita Zhandarovich
In the unlikely event that something goes wrong with the device and its registers, the fan_from_reg() function may return 0. This value will cause a division-by-zero error in the show_pwm() function. To prevent this, test the value of fan_from_reg(data->fan_full_speed[nr]) against 0 before performing the division. If the division-by-zero error is avoided, assign 0 to the val variable. Found by Linux Verification Center (linuxtesting.org) with static analysis tool SVACE. Fixes: df9ec2dae094 ("hwmon: (f71882fg) Reorder symbols to get rid of a few forward declarations") Signed-off-by: Nikita Zhandarovich <n.zhandarovich@fintech.ru> Link: https://lore.kernel.org/r/20230510143537.145060-1-n.zhandarovich@fintech.ru Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-05-08hwmon: (k10temp) Add PCI ID for family 19, model 78hMario Limonciello
Enable k10temp on this system. [ bp: Massage. ] Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de> Acked-by: Guenter Roeck <linux@roeck-us.net> Link: https://lore.kernel.org/r/20230427053338.16653-3-mario.limonciello@amd.com
2023-04-27Merge tag 'driver-core-6.4-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core Pull driver core updates from Greg KH: "Here is the large set of driver core changes for 6.4-rc1. Once again, a busy development cycle, with lots of changes happening in the driver core in the quest to be able to move "struct bus" and "struct class" into read-only memory, a task now complete with these changes. This will make the future rust interactions with the driver core more "provably correct" as well as providing more obvious lifetime rules for all busses and classes in the kernel. The changes required for this did touch many individual classes and busses as many callbacks were changed to take const * parameters instead. All of these changes have been submitted to the various subsystem maintainers, giving them plenty of time to review, and most of them actually did so. Other than those changes, included in here are a small set of other things: - kobject logging improvements - cacheinfo improvements and updates - obligatory fw_devlink updates and fixes - documentation updates - device property cleanups and const * changes - firwmare loader dependency fixes. All of these have been in linux-next for a while with no reported problems" * tag 'driver-core-6.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (120 commits) device property: make device_property functions take const device * driver core: update comments in device_rename() driver core: Don't require dynamic_debug for initcall_debug probe timing firmware_loader: rework crypto dependencies firmware_loader: Strip off \n from customized path zram: fix up permission for the hot_add sysfs file cacheinfo: Add use_arch[|_cache]_info field/function arch_topology: Remove early cacheinfo error message if -ENOENT cacheinfo: Check cache properties are present in DT cacheinfo: Check sib_leaf in cache_leaves_are_shared() cacheinfo: Allow early level detection when DT/ACPI info is missing/broken cacheinfo: Add arm64 early level initializer implementation cacheinfo: Add arch specific early level initializer tty: make tty_class a static const structure driver core: class: remove struct class_interface * from callbacks driver core: class: mark the struct class in struct class_interface constant driver core: class: make class_register() take a const * driver core: class: mark class_release() as taking a const * driver core: remove incorrect comment for device_create* MIPS: vpe-cmp: remove module owner pointer from struct class usage. ...
2023-04-25Merge tag 'thermal-6.4-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull thermal control updates from Rafael Wysocki: "These mostly continue to prepare the thermal control subsystem for using unified representation of trip points, which includes cleanups, code refactoring and similar and update several drivers (for other reasons), which includes new hardware support. Specifics: - Add a thermal zone 'devdata' accessor and modify several drivers to use it (Daniel Lezcano) - Prevent drivers from using the 'device' internal thermal zone structure field directly (Daniel Lezcano) - Clean up the hwmon thermal driver (Daniel Lezcano) - Add thermal zone id accessor and thermal zone type accessor and prevent drivers from using thermal zone fields directly (Daniel Lezcano) - Clean up the acerhdf and tegra thermal drivers (Daniel Lezcano) - Add lower bound check for sysfs input to the x86_pkg_temp_thermal Intel thermal driver (Zhang Rui) - Add more thermal zone device encapsulation: prevent setting structure field directly, access the sensor device instead the thermal zone's device for trace, relocate the traces in drivers/thermal (Daniel Lezcano) - Use the generic trip point for the i.MX and remove the get_trip_temp ops (Daniel Lezcano) - Use the devm_platform_ioremap_resource() in the Hisilicon driver (Yang Li) - Remove R-Car H3 ES1.* handling as public has only access to the ES2 version and the upstream support for the ES1 has been shutdown (Wolfram Sang) - Add a delay after initializing the bank in order to let the time to the hardware to initialze itself before reading the temperature (Amjad Ouled-Ameur) - Add MT8365 support (Amjad Ouled-Ameur) - Preparational cleanup and DT bindings for RK3588 support (Sebastian Reichel) - Add driver support for RK3588 (Finley Xiao) - Use devm_reset_control_array_get_exclusive() for the Rockchip driver (Ye Xingchen) - Detect power gated thermal zones and return -EAGAIN when reading the temperature (Mikko Perttunen) - Remove thermal_bind_params structure as it is unused (Zhang Rui) - Drop unneeded quotes in DT bindings allowing to run yamllint (Rob Herring) - Update the power allocator documentation according to the thermal trace relocation (Lukas Bulwahn) - Fix sensor 1 interrupt status bitmask for the Mediatek LVTS sensor (Chen-Yu Tsai) - Use the dev_err_probe() helper in the Amlogic driver (Ye Xingchen) - Add AP domain support to LVTS thermal controllers for mt8195 (Balsam CHIHI) - Remove buggy call to thermal_of_zone_unregister() (Daniel Lezcano) - Make thermal_of_zone_[un]register() private to the thermal OF code (Daniel Lezcano) - Create a private copy of the thermal zone device parameters structure when registering a thermal zone (Daniel Lezcano) - Fix a kernel NULL pointer dereference in thermal_hwmon (Zhang Rui) - Revert recent message adjustment in thermal_hwmon (Rafael Wysocki) - Use of_property_present() for testing DT property presence in thermal control code (Rob Herring) - Clean up thermal_list_lock locking in the thermal core (Rafael Wysocki) - Add DLVR support for RFIM control in the int340x Intel thermal driver (Srinivas Pandruvada)" * tag 'thermal-6.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (55 commits) thermal: intel: int340x: Add DLVR support for RFIM control thermal/core: Alloc-copy-free the thermal zone parameters structure thermal/of: Unexport unused OF functions thermal/drivers/bcm2835: Remove buggy call to thermal_of_zone_unregister thermal/drivers/mediatek/lvts_thermal: Add AP domain for mt8195 dt-bindings: thermal: mediatek: Add AP domain to LVTS thermal controllers for mt8195 thermal: amlogic: Use dev_err_probe() thermal/drivers/mediatek/lvts_thermal: Fix sensor 1 interrupt status bitmask MAINTAINERS: adjust entry in THERMAL/POWER_ALLOCATOR after header movement dt-bindings: thermal: Drop unneeded quotes thermal/core: Remove thermal_bind_params structure thermal/drivers/tegra-bpmp: Handle offline zones thermal/drivers/rockchip: use devm_reset_control_array_get_exclusive() dt-bindings: rockchip-thermal: Support the RK3588 SoC compatible thermal/drivers/rockchip: Support RK3588 SoC in the thermal driver thermal/drivers/rockchip: Support dynamic sized sensor array thermal/drivers/rockchip: Simplify channel id logic thermal/drivers/rockchip: Use dev_err_probe thermal/drivers/rockchip: Simplify clock logic thermal/drivers/rockchip: Simplify getting match data ...
2023-04-23hwmon: lochnagar: Remove the unneeded include <linux/i2c.h>Christophe JAILLET
This driver does not use i2c, so there is no point in including <linux/i2c.h> Remove it. Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Link: https://lore.kernel.org/r/df555e724d1b52bd9958c0bd729a774dfe0cf150.1682237387.git.christophe.jaillet@wanadoo.fr Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-04-21hwmon: (pmbus/fsp-3y) Fix functionality bitmask in FSP-3Y YM-2151ETomáš Pecka
The bit flags in pmbus_driver_info functionality for YM-2151E chip were joined with a comma operator instead of a bitwise OR. This means that the last constant PMBUS_HAVE_IIN was not OR-ed with the other PM_BUS_HAVE_* constants for this page but it initialized the next element of the func array (which was not accessed from anywhere because of the number of pages). However, there is no need for setting PMBUS_HAVE_IIN in the 5Vsb page because this command does not seem to be paged. Obviously, the device only has one IIN sensor, so it doesn't make sense to query it again from the second page. Fixes: 1734b4135a62 ("hwmon: Add driver for fsp-3y PSUs and PDUs") Signed-off-by: Jan Kundrát <jan.kundrat@cesnet.cz> Signed-off-by: Tomáš Pecka <tomas.pecka@cesnet.cz> Link: https://lore.kernel.org/r/20230420171939.212040-1-tomas.pecka@cesnet.cz Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-04-21hwmon: (adt7475) Use device_property APIs when configuring polarityChris Packham
On DT unaware platforms of_property_read_u32_array() returns -ENOSYS which wasn't handled by the code treating adi,pwm-active-state as optional. Update the code to use device_property_read_u32_array() which deals gracefully with DT unaware platforms. Fixes: 86da28eed4fb ("hwmon: (adt7475) Add support for inverting pwm output") Reported-by: Mariusz Białończyk <manio@skyboo.net> Link: https://lore.kernel.org/linux-hwmon/52e26a67-9131-2dc0-40cb-db5c07370027@alliedtelesis.co.nz/T/#mdd0505801e0a4e72340de009a47c0fca4f771ed3 Signed-off-by: Chris Packham <chris.packham@alliedtelesis.co.nz> Link: https://lore.kernel.org/r/20230418233656.869055-2-chris.packham@alliedtelesis.co.nz Cc: stable@vger.kernel.org Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-04-21hwmon: (aquacomputer_d5next) Add support for Aquacomputer Aquastream XTAleksa Savic
Extend aquacomputer_d5next driver to expose various hardware sensors of the Aquacomputer Aquastream XT watercooling pump, which communicates through a proprietary USB HID protocol. Implemented by Leonard Anderweit [1] [2]. Coolant temp, fan IC and external temp sensor readings are available, along with speed and voltage of both the pump and optionally connected fan. It also exposes pump current. Additionally, serial number and firmware version are exposed through debugfs. [1] https://github.com/aleksamagicka/aquacomputer_d5next-hwmon/pull/46 [2] https://github.com/aleksamagicka/aquacomputer_d5next-hwmon/pull/49 Originally-from: Leonard Anderweit <leonard.anderweit@gmail.com> Signed-off-by: Aleksa Savic <savicaleksa83@gmail.com> Link: https://lore.kernel.org/r/20230416181702.9892-1-savicaleksa83@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-04-21hwmon: (it87) Disable/enable SMBus access for IT8622E chipsetFrank Crawford
Configure the IT8622E chip to disable/re-enable access via an SMBus when reading or writing the chip's registers. Signed-off-by: Frank Crawford <frank@crawford.emu.id.au> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-04-21hwmon: (it87) Add calls to smbus_enable/smbus_disable as requiredFrank Crawford
Disable/re-enable access through SMBus for chip registers when they are are being read or written. For simple cases this is done at the same time as when a mutex is set, however, within loops or during initialisation it is done separately. Signed-off-by: Frank Crawford <frank@crawford.emu.id.au> [groeck: Fixed multi-line alignment] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-04-21hwmon: (it87) Test for error in it87_update_deviceFrank Crawford
Handle errors from it87_update_device(), which currently only occurs if SMBus access locking fails. Signed-off-by: Frank Crawford <frank@crawford.emu.id.au> [groeck: Fixed handling in show_temp_type()] Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-04-19hwmon: (it87) Disable SMBus access for environmental controller registers.Frank Crawford
Add functions to disable and re-enable access by the SMBus for specific chips. Signed-off-by: Frank Crawford <frank@crawford.emu.id.au> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-04-19hwmon: (pmbus/acbel-fsg032) Add Acbel power supplyLakshmi Yadlapati
Add the driver to support ACBEL FSG032 power supply. Signed-off-by: Lakshmi Yadlapati <lakshmiy@us.ibm.com> Link: https://lore.kernel.org/r/20230413132627.3444119-4-lakshmiy@us.ibm.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-04-19hwmon: (sfctemp) Simplify error messageChristophe JAILLET
dev_err_probe() already display the error code. There is no need to duplicate it explicitly in the error message. Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Link: https://lore.kernel.org/r/f32a6e877f399e11ca130476002f85c2b48ba7ec.1681575790.git.christophe.jaillet@wanadoo.fr Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-04-19hwmon: (pmbus/ibm-cffps) Use default debugfs attributes and lock functionEddie James
Switch the driver to use the default debugfs attributes instead of ones that provide the same data under different names. Use the lock functions for the debugfs and led attributes, and simplify the input history operation by dropping the timer and lock. Signed-off-by: Eddie James <eajames@linux.ibm.com> Link: https://lore.kernel.org/r/20230412161526.252294-3-eajames@linux.ibm.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-04-19hwmon: (pmbus/core) Add lock and unlock functionsEddie James
Debugfs operations may set the page number, which must be done atomically with the subsequent i2c operation. Lock the update_lock in the debugfs functions and provide a function for pmbus drivers to lock and unlock the update_lock. Signed-off-by: Eddie James <eajames@linux.ibm.com> Link: https://lore.kernel.org/r/20230412161526.252294-2-eajames@linux.ibm.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-04-19hwmon: (pmbus/core) Request threaded interrupt with IRQF_ONESHOTGuenter Roeck
0-day rightfully complains: drivers/hwmon/pmbus/pmbus_core.c:3164:7-32: WARNING: Threaded IRQ with no primary handler requested without IRQF_ONESHOT (unless it is nested IRQ) Without IRQF_ONESHOT, the primary interrupt may end up in a loop, and the threaded interrupt handler may never execute. Request interrupt with IRQF_ONESHOT and assume that the interrupt will cleared and re-enabled by clearing the fault condition in the threaded interrupt handler. Reported-by: kernel test robot <lkp@intel.com> Link: https://lore.kernel.org/linux-hwmon/6436efbb.08+e+yEDqvRxvHDP%25lkp@intel.com/T/#u Cc: Patrick Rudolph <patrick.rudolph@9elements.com> Cc: Naresh Solanki <Naresh.Solanki@9elements.com> Signed-off-by: Guenter Roeck <linux@roeck-us.net>
2023-04-19hwmon: (nct6775) update ASUS WMI monitoring list A620/B760/W790Denis Pauk
Boards such as * B360M-BASALT, * B360M-D3H, * EX-B360M-V, * EX-B360M-V3, * EX-B360M-V5, * EX-B760M-V5 D4, * PRIME A620M-A, * PRIME B460I-PLUS, * PRIME B460M-A, * PRIME B460M-K, * PRIME B550-PLUS AC-HES, * PRIME B660M-A AC D4, * PRIME B760M-A, * PRIME B760M-A AX D4, * PRIME B760M-A D4, * PRIME B760M-AJ D4, * PRIME B760M-A WIFI, * PRIME B760M-A WIFI D4, * PRIME B760M-K D4, * PRIME B760-PLUS, * PRIME B760-PLUS D4, * PRIME H310I-PLUS, * PRIME H310M-A, * PRIME H310M-C, * PRIME H310M-D, * PRIME H310M-DASH, * PRIME H310M-E, * PRIME H310M-E/BR, * PRIME H310M-F, * PRIME H310M-K, * PRIME H310-PLUS, * PRIME H310T, * PRIME H370-A, * PRIME H370M-PLUS, * PRIME H370-PLUS, * PRIME H410I-PLUS, * PRIME H470M-PLUS, * PRIME H470-PLUS, * PRIME H510M-R, * PRIME H510T2/CSM, * PRIME H570M-PLUS, * PRIME H570-PLUS, * PRIME H610M-R D4, * PRIME H670-PLUS D4, * PRIME H770-PLUS D4, * PRIME Q370M-C, * ProArt B760-CREATOR D4, * Pro B760M-C, * Pro B760M-CT, * PRO Q470M-C, * Pro Q670M-C, * Pro WS W790-ACE, * Pro WS W790E-SAGE SE, * ROG MAXIMUS Z690 FORMULA, * ROG MAXIMUS Z690 HERO, * ROG STRIX B360-F GAMING, * ROG STRIX B360-G GAMING, * ROG STRIX B360-H GAMING, * ROG STRIX B360-H GAMING/OPTANE, * ROG STRIX B360-I GAMING, * ROG STRIX B760-A GAMING WIFI, * ROG STRIX B760-A GAMING WIFI D4, * ROG STRIX B760-F GAMING WIFI, * ROG STRIX B760-G GAMING WIFI, * ROG STRIX B760-G GAMING WIFI D4, * ROG STRIX B760-I GAMING WIFI, * ROG STRIX H370-F GAMING, * ROG STRIX H370-I GAMING, * ROG STRIX H470-I GAMING, * ROG STRIX Z690-E GAMING WIFI, * ROG STRIX Z690-F GAMING WIFI, * ROG STRIX Z690-G GAMING WIFI, * TUF B360M-E GAMING, * TUF B360M-PLUS GAMING, * TUF B360M-PLUS GAMING/BR, * TUF B360M-PLUS GAMING S, * TUF B360-PLUS GAMING, * TUF B360-PRO GAMING, * TUF B360-PRO GAMING (WI-FI), * TUF GAMING A620M-PLUS, * TUF GAMING A620M-PLUS WIFI, * TUF GAMING B660M-PLUS D4, * TUF GAMING B660M-PLUS WIFI D4, * TUF GAMING B760M-BTF WIFI D4, * TUF GAMING B760M-E D4, * TUF GAMING B760M-PLUS, * TUF GAMING B760M-PLUS D4, * TUF GAMING B760M-PLUS WIFI, * TUF GAMING B760M-PLUS WIFI D4, * TUF GAMING B760-PLUS WIFI, * TUF GAMING B760-PLUS WIFI D4, * TUF GAMING H470-PRO, * TUF GAMING H470-PRO (WI-FI), * TUF GAMING H570-PRO, * TUF GAMING H570-PRO WIFI, * TUF GAMING H670-PRO WIFI D4, * TUF GAMING H770-PRO WIFI, * TUF GAMING X570-PRO WIFI II, * TUF H310M-PLUS GAMING, * TUF H310M-PLUS GAMING/BR, * TUF H310-PLUS GAMING, * TUF H370-PRO GAMING, * TUF H370-PRO GAMING (WI-FI), have got a nct6775 chip, but by default there's no use of it because of resource conflict with WMI method. This commit adds such boards to the WMI monitoring list. Link: https://bugzilla.kernel.org/show_bug.cgi?id=204807 Signed-off-by: Denis Pauk <pauk.denis@gmail.com> Link: https://lore.kernel.org/r/20230408162228.4291-1-pauk.denis@gmail.com Signed-off-by: Guenter Roeck <linux@roeck-us.net>